Marking key points: The Sticky Notes tabs have bright colors, making the mark more obvious and highlighting important information. Detachable and writable: The Sticky Notes tabs can be firmly stuck and can be removed cleanly when removed. You can write on the label with a ballpoint pen without damaging the book. (Note: Arrow signs may have poor adhesion on smooth desktops or surfaces and are easy to fall off. ) materials: Sticky Notes tabs are made of materials, double-adhesive paper cardboard covered with kraft paper cover PVC base, safe and environmentally friendly. harts, and bills, so that they are more impressive and not easy to forget. Allows you to quickly find the key points of your mark , which is convenient for you to find quickly. size: about 13 x 10.5 x 2cm Material: PVC leather + double offset paper colour: As Shown Package Contents: 2 x Sticky Notes Tabs for Page Markers